<!doctype html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>数组对象</title>
	<script type="text/javascript">
		arr = [55,77,88,66,90];

		arr1 = [3,3,3];

		// arr.push(90,100,343);
		// arr.unshift(888,99,99,90);
		// res  = arr.pop();
		// res  = arr.shift();
		// 
		// arr.splice(2,1,444,89,90);
		// 
		// res = arr.slice(3,-1);
		// 
		// str = arr.join("=====");
		// 
		newArr = arr.concat(arr1);

		console.log(newArr);

		console.log(arr);


		arr = [34,54,54,5,5,5,5,5,5,5,53,3];

		function qc (x) {
			


		}

		qc(arr);


		arr = [34,45,4,2,546,4];

		// [546,45,34,4,4,2]

		function msort (newArr) {
			
			return;
		}

		msort(arr);

	</script>
</head>
<body>
	
</body>
</html>